tread in someone's footsteps

treaded in someone's footsteps treading in someone's footsteps treads in someone's footsteps 三单 treads in someone's footsteps trodden in someone's footsteps trod in someone's footsteps treading in someone's footsteps 现在分词 trod in someone's footsteps 过去式 treaded in someone's footsteps 过去式 trod in someone's footsteps 过去分词 trodden in someone's footsteps 过去式 trodden in someone's footsteps 过去分词 treaded in someone's footsteps 过去分词